Exotic 'Einstein ring' suggests that mysterious dark matter interacts with itself

The unexplained mass of a remarkably massive galaxy suggests that dark matter interacts with itself, according to new observations by the James Webb Space Telescope.

Exotic 'Einstein ring' suggests that mysterious dark matter interacts with itself
The unexplained mass of a remarkably massive galaxy suggests that dark matter interacts with itself, according to new observations by the James Webb Space Telescope.